// HTMLParser Library - A java-based parser for HTML
// http://htmlparser.org
// Copyright (C) 2006 Somik Raha
//
// Revision Control Information
//
// $URL: https://svn.sourceforge.net/svnroot/htmlparser/trunk/parser/src/main/java/org/htmlparser/visitors/LinkFindingVisitor.java $
// $Author: derrickoswald $
// $Date: 2006-09-16 10:44:17 -0400 (Sat, 16 Sep 2006) $
// $Revision: 4 $
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the Common Public License; either
// version 1.0 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// Common Public License for more details.
//
// You should have received a copy of the Common Public License
// along with this library; if not, the license is available from
// the Open Source Initiative (OSI) website:
//   http://opensource.org/licenses/cpl1.0.php

package org.htmlparser.visitors;

import java.util.Locale;
import org.htmlparser.tags.LinkTag;

import org.htmlparser.Tag;

public class LinkFindingVisitor extends NodeVisitor {
	private String linkTextToFind;
	private int count;
	private Locale locale;

	public LinkFindingVisitor(String linkTextToFind) {
		this(linkTextToFind, null);
	}

	public LinkFindingVisitor(String linkTextToFind, Locale locale) {
		count = 0;
		this.locale = (null == locale) ? Locale.ENGLISH : locale;
		this.linkTextToFind = linkTextToFind.toUpperCase(this.locale);
	}

	public void visitTag(Tag tag) {
		if (tag instanceof LinkTag)
			if (-1 != ((LinkTag) tag).getLinkText().toUpperCase(locale).indexOf(linkTextToFind))
				count++;
	}

	public boolean linkTextFound() {
		return (0 != count);
	}

	public int getCount() {
		return (count);
	}

}
